FR1272480A - Explosion-proof lighting device - Google Patents

Explosion-proof lighting device

Info

Publication number
FR1272480A
FR1272480A FR779774A FR779774A FR1272480A FR 1272480 A FR1272480 A FR 1272480A FR 779774 A FR779774 A FR 779774A FR 779774 A FR779774 A FR 779774A FR 1272480 A FR1272480 A FR 1272480A
Authority
FR
France
Prior art keywords
explosion
lighting device
proof lighting
proof
lighting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR779774A
Other languages
French (fr)
Inventor
Georges Sontag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to FR779774A priority Critical patent/FR1272480A/en
Application granted granted Critical
Publication of FR1272480A publication Critical patent/FR1272480A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V25/00—Safety devices structurally associated with lighting devices
    • F21V25/12—Flameproof or explosion-proof arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L14/00—Electric lighting devices without a self-contained power source, e.g. for mains connection
    • F21L14/02—Electric lighting devices without a self-contained power source, e.g. for mains connection capable of hand-held use, e.g. inspection lamps
    • F21L14/026—Electric lighting devices without a self-contained power source, e.g. for mains connection capable of hand-held use, e.g. inspection lamps having a linear light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
    • F21V21/088—Clips; Clamps
    • F21V21/0885—Clips; Clamps for portable lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/04—Provision of filling media

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR779774A 1958-11-21 1958-11-21 Explosion-proof lighting device Expired FR1272480A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR779774A FR1272480A (en) 1958-11-21 1958-11-21 Explosion-proof lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR779774A FR1272480A (en) 1958-11-21 1958-11-21 Explosion-proof lighting device

Publications (1)

Publication Number Publication Date
FR1272480A true FR1272480A (en) 1961-09-29

Family

ID=8708518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR779774A Expired FR1272480A (en) 1958-11-21 1958-11-21 Explosion-proof lighting device

Country Status (1)

Country Link
FR (1) FR1272480A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987000124A1 (en) * 1985-07-11 1987-01-15 Manfred Schulze Lighting device for typewriters or printers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987000124A1 (en) * 1985-07-11 1987-01-15 Manfred Schulze Lighting device for typewriters or printers
US4813798A (en) * 1985-07-11 1989-03-21 Schulze Siegfried M Lighting arrangement for typewriters or printers

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